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flvplayersetup.exe

Software Generic Web

Bestop-app

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application flvplayersetup.exe, “Software Generic Web Setup ” by Bestop-app has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. The file has been seen being downloaded from cdn.installking2.com.
Publisher:
Internet generic   (signed by Bestop-app)

Product:
Software Generic Web

Description:
Software Generic Web Setup

Version:
1.2.3.3

MD5:
a95dad6b5bd7ac14753e5d59c5fecc32

SHA-1:
acfd2fedb9378cc4638235c7fb9d8492387293b5

SHA-256:
8fecb19d7d3eee55173110a731f19b0c047546fba55e7e32e2a114ba8fee496e

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
11/1/2024 11:18:10 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.Bestopap.Installer (M)
16.5.11.18

File size:
771.2 KB (789,672 bytes)

Product version:
4.2.8

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\flvplayersetup.exe

Digital Signature
Signed by:
Bestop-app

Authority:
COMODO CA Limited

Valid from:
4/2/2014 2:00:00 AM

Valid to:
4/3/2015 1:59:59 AM

Subject:
CN=Bestop-app, O=Bestop-app, STREET=28A Lillinblam St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00C583348E8D545D9877E51DBB79A3DECB

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:qbeGj5ey+lPG6cBKZ2ZPhUZLRXHIlMePah2nTBdKR5R5M9F55tlU7jFmLUAmRu:qbey5eySPsBKZ2HESMeiQ3YIhO7xmLv

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file flvplayersetup.exe has been seen being distributed by the following URL.

http://cdn.installking2.com/c?x=xt /Z4hkC0pxTLFylbegMvMr2z1OtoozBlaJV1YwiWc=&c=FX CnRiOJFNzDEJ90uxheHnVKgCqMHE358j peuZ6X7QF/a0ByNx2xHvDRtH6nzwQaZ5RFY38XAzD7uJRoHKww==&downloadAs=FlvPlayerSetup.exe&fallback_url=http://d3qor7nx9zb32s.cloudfront.net/.../FlvPlayer2701.exe

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